Home / 13,477,451.08-20,208,773.21-6,638,977.48

Finding the Fourth Proportional to 13,477,451.08, 20,208,773.21 and 6,638,977.48

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Solution

The fourth proportional to 13,477,451.08, 20,208,773.21 and 6,638,977.48 is: 9,954,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,451.08 : 20,208,773.21 = 6,638,977.48 : x
  2. Step 2: Convert to fraction form
    13,477,451.08/20,208,773.21 = 6,638,977.48/x
  3. Step 3: Cross multiply
    13,477,451.08x = 20,208,773.21 × 6,638,977.48
  4. Step 4: Simplify right side
    13,477,451.08x = 134,165,590,239,617.33
  5. Step 5: Solve for x
    x = 134,165,590,239,617.33/13,477,451.08
  6. Step 6: Final answer
    x = 9,954,819.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.